Add the clang library to the repo (with some of my changes, too).

1 files changed, 47 insertions, 0 deletions

diff --git a/clang/test/SemaCXX/virtuals.cpp b/clang/test/SemaCXX/virtuals.cpp
new file mode 100644
index 0000000..ea7d203
--- /dev/null
+++ b/clang/test/SemaCXX/virtuals.cpp
@@ -0,0 +1,47 @@
+// RUN: %clang_cc1 -fsyntax-only -fcxx-exceptions -verify -std=c++11 %s
+
+class A {
+  virtual void f();
+  virtual void g() = 0; // expected-note{{unimplemented pure virtual method 'g' in 'A'}}
+
+  void h() = 0; // expected-error {{'h' is not virtual and cannot be declared pure}}
+  void i() = 1; // expected-error {{initializer on function does not look like a pure-specifier}}
+  void j() = 0u; // expected-error {{initializer on function does not look like a pure-specifier}}
+
+
+  void k();
+
+public:
+  A(int);
+};
+
+virtual void A::k() { } // expected-error{{'virtual' can only be specified inside the class definition}}
+
+class B : public A {
+  // Needs to recognize that overridden function is virtual.
+  void g() = 0;
+
+  // Needs to recognize that function does not override.
+  void g(int) = 0; // expected-error{{'g' is not virtual and cannot be declared pure}}
+};
+
+// Needs to recognize invalid uses of abstract classes.
+A fn(A) // expected-error{{parameter type 'A' is an abstract class}} \
+        // expected-error{{return type 'A' is an abstract class}}
+{
+  A a; // expected-error{{variable type 'A' is an abstract class}}
+  (void)static_cast<A>(0);
+  try {
+  } catch(A) { // expected-error{{variable type 'A' is an abstract class}}
+  }
+}
+
+namespace rdar9670557 {
+  typedef int func(int);
+  func *a();
+  struct X {
+    virtual func f = 0;
+    virtual func (g) = 0;
+    func *h = 0;
+  };
+}